package com.austin.smp.common.api;

import org.codehaus.jackson.annotate.JsonIgnore;
import org.codehaus.jackson.map.annotate.JsonSerialize;

import java.io.Serializable;

/**
 * 高复用响应对象设计和抽象封装
 *
 * @author austin
 * @since 2021/3/14 12:58
 */
@JsonSerialize(include = JsonSerialize.Inclusion.NON_NULL)  //只返回不为空的数据
public class ServerResponse<T> implements Serializable {

    private int status;
    private String msg;
    private T data;

    public ServerResponse(int status) {
        this.status = status;
    }


    public ServerResponse(int status, String msg) {
        this.status = status;
        this.msg = msg;
    }

    public ServerResponse(int status, T data) {
        this.status = status;
        this.data = data;
    }

    public ServerResponse(String msg, T data) {
        this.msg = msg;
        this.data = data;
    }

    public ServerResponse(int status, String msg, T data) {
        this.status = status;
        this.msg = msg;
        this.data = data;
    }

    public int getStatus() {
        return status;
    }

    public String getMsg() {
        return msg;
    }

    public T getData() {
        return data;
    }


    @JsonIgnore
    //使之不在json序列化的结果中
    public boolean isSuccess() {
        return this.status == ResponseCode.SUCCESS.getCode();
    }

    public static <T> ServerResponse<T> createBySuccess() {
        return new ServerResponse<>(ResponseCode.SUCCESS.getCode());
    }

    public static <T> ServerResponse<T> createBySuccess(T data) {
        return new ServerResponse<T>(ResponseCode.SUCCESS.getCode(), data);
    }

    public static <T> ServerResponse<T> createBySuccess(String msg, T data) {
        return new ServerResponse<T>(ResponseCode.SUCCESS.getCode(), msg, data);
    }

    public static <T> ServerResponse<T> createBySuccessMessage(String msg) {
        return new ServerResponse<T>(ResponseCode.SUCCESS.getCode(), msg);
    }

    public static <T> ServerResponse<T> createByError() {
        return new ServerResponse<>(ResponseCode.ERROR.getCode(), ResponseCode.ERROR.getDesc());
    }

    public static <T> ServerResponse<T> createByErrorMessage(String errorMessage) {
        return new ServerResponse<>(ResponseCode.ERROR.getCode(), errorMessage);
    }

    public static <T> ServerResponse<T> createByErrorCodeMessage(int errorCode, String errorMessage) {
        return new ServerResponse<>(errorCode, errorMessage);
    }

}
